Protective device for energy storage device of wind driven generator

Abstract

According to the technical scheme, the protection device comprises an energy storage box, an adjusting box and a heat exchange base, a supporting plate is installed at the bottom in the energy storage box, a battery is installed at the position, located at the top of the supporting plate, in the energy storage box, and the heat exchange base is arranged at the position, located in a battery gap, in the energy storage box. A heat exchange chamber is arranged in the heat exchange base, an adjusting box is installed in the middle of one side of the energy storage box, a cold water box is installed in the middle of one side in the adjusting box, a temperature rising box is installed on one side in the adjusting box, and a controller is installed at the bottom in the adjusting box. The protection device for the energy storage device of the wind driven generator solves the problems that when an energy storage mechanism of an existing wind driven generator is used in an outdoor environment, the temperature change in the outdoor environment is large, the energy storage mechanism is prone to being damaged due to the high temperature, the service life of the energy storage mechanism is affected, and the use stability of the energy storage mechanism is reduced; therefore, the service life of the energy storage mechanism is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of wind power generation, in particular to a protective device for an energy storage device of a wind power generator. Background Art

[0002] Wind power generation is a way of generating electricity by using wind energy to convert it into electrical energy. It uses wind turbines to convert wind energy into mechanical energy, and then converts mechanical energy into electrical energy through generators. Wind energy is a renewable energy source that will never be exhausted. Wind power generation can utilize the earth's climatic conditions, especially the natural resources of surface wind. Important progress has been made in the research and development of wind power technology and equipment manufacturing. Due to technological progress and economies of scale, the cost of wind power generation has gradually decreased, making it more competitive with traditional energy sources.

[0003] The energy storage mechanism of the existing wind turbine is used in the outdoor environment. The temperature in the outdoor environment varies greatly. Higher temperature can easily cause damage to the energy storage mechanism, while lower temperature can easily cause a reduction in the amount of energy stored in the energy storage mechanism. Therefore, we propose a protective device for the energy storage device of the wind turbine. Utility Model Content

[0004] The utility model aims to provide a protective device for an energy storage device of a wind turbine generator, so as to achieve the effect of accurately adjusting the operating temperature of the energy storage mechanism, so as to solve the problem that the energy storage mechanism of the existing wind turbine generator is used in an outdoor environment, the temperature in the outdoor environment varies greatly, higher temperatures are likely to cause damage to the energy storage mechanism, and lower temperatures are likely to cause a reduction in the storage capacity of the energy storage mechanism.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a protective device for a wind turbine energy storage device, comprising an energy storage box, an adjustment box and a heat exchange seat, wherein a support plate is installed at the bottom of the energy storage box, a battery is installed on the top of the support plate inside the energy storage box, a heat exchange seat is provided in the gap between the batteries inside the energy storage box, a heat exchange chamber is provided inside the heat exchange seat, an adjustment box is installed in the middle of one side of the energy storage box, a cold water tank is installed in the middle of one side of the adjustment box, a heating box is installed on one side of the adjustment box, and a controller is installed at the bottom of the adjustment box.

[0006] Preferably, the cold water tank is internally connected with a water inlet pipe, the outer surface of the water inlet pipe is connected to the inside of the heat exchange chamber through a water inlet branch pipe, and a micro pump is installed in the middle of the water inlet pipe.

[0007] Preferably, a return pipe is connected to the interior of the heating box, and the outer surface of the return pipe is connected to the interior of the heat exchange chamber through a return branch pipe.

[0008] Preferably, one side of the heating box is connected to the inside of the cold water tank through a transfer pipe near the top, a heater is installed at the bottom of the heating box, and temperature sensors A are installed on one side of the cold water tank and the inside of the heating box.

[0009] Preferably, a water chiller is installed on one side of the regulating box, and a cold water pipe is provided inside the cold water box on one side of the water chiller.

[0010] Preferably, a sealing cover is installed on the top of the energy storage box, a sealing gasket is installed on the outer surface of the sealing cover through a sealing groove, and a temperature sensor B is installed on one side of the bottom of the sealing cover.

[0011] Preferably, a heat exchange plate is installed at the bottom of the heat exchange seat, and the heat exchange plate is arranged inside the support plate.

[0012] Preferably, a partition is provided inside the heat exchange chamber, the partition is staggered, and the heat exchange seat is provided with thermal grease twice.

[0013] Preferably, a vacuum groove A is provided inside the energy storage box near the outer surface, and a vacuum groove B is provided on one side of the energy storage box near the vacuum groove A.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model achieves the effect of lowering the operating temperature of the energy storage mechanism by arranging a heat exchange seat, a regulating box, a cold water tank and a chiller. A heat exchange seat is arranged in the battery gap inside the energy storage box, a heat exchange chamber is arranged inside the heat exchange seat, an regulating box is arranged in the middle of one side of the energy storage box, a cold water tank is arranged in the middle of one side inside the regulating box, a chiller is arranged on one side of the regulating box, and a cold water pipe is arranged inside the cold water tank on one side of the chiller to solve the problem that the energy storage mechanism of the existing wind turbine is used in an outdoor environment, the temperature in the outdoor environment varies greatly, and a high temperature is easy to cause damage to the energy storage mechanism, affecting the service life of the energy storage mechanism, reducing the stability of the use of the energy storage mechanism, thereby increasing the service life of the energy storage mechanism.

[0016] 2. The utility model achieves the effect of increasing the internal temperature of the energy storage mechanism by arranging a heat exchange seat, an adjustment box, a heating box and a heater. A heat exchange seat is arranged in the battery gap inside the energy storage box, a heat exchange chamber is arranged inside the heat exchange seat, an adjustment box is arranged in the middle of one side of the energy storage box, and one side of the heating box is connected to the inside of the cold water tank through a transfer pipe near the top. A heater is arranged at the bottom of the heating box to solve the problem that the energy storage mechanism of the existing wind turbine is used in an outdoor environment, the temperature in the outdoor environment varies greatly, and the lower temperature easily leads to a decrease in the storage capacity of the energy storage mechanism, thereby ensuring the operating temperature of the energy storage mechanism and thus ensuring the energy storage efficiency of the energy storage mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0019] Figure 3 It is a partial cross-sectional structural schematic diagram of the energy storage box of the utility model;

[0020] Figure 4 This is a schematic cross-sectional view of the regulating box of the utility model;

[0021] Figure 5 for Figure 2 The enlarged structural diagram of A;

[0022] Figure 6 for Figure 2 Schematic diagram of the enlarged structure of B.

[0023] Attached figures: 1. energy storage box; 2. sealing cover; 3. return pipe; 4. water inlet pipe; 5. regulating box; 6. chiller; 7. heat exchange seat; 8. battery; 9. support plate; 10. vacuum tank A; 11. vacuum tank B; 12. micro pump; 13. cold water pipe; 14. cold water tank; 15. temperature sensor A; 16. controller; 17. transfer pipe; 18. heater; 19. heating box; 20. temperature sensor B; 21. water inlet branch; 22. partition; 23. thermal grease; 24. return branch; 25. sealing groove; 26. sealing gasket; 27. heat exchange plate; 28. heat exchange chamber. DETAILED DESCRIPTION

[0024] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0025] Embodiment 1

[0026] like Figure 1 , Figure 2 , Figure 4-6As shown, in order to achieve the above purpose, the utility model provides the following technical solutions: a protective device for a wind turbine energy storage device, comprising an energy storage box 1, an adjustment box 5 and a heat exchange seat 7, a support plate 9 is installed at the bottom of the energy storage box 1, a battery 8 is installed on the top of the support plate 9 inside the energy storage box 1, a heat exchange seat 7 is provided in the gap between the battery 8 inside the energy storage box 1, a heat exchange chamber 28 is provided inside the heat exchange seat 7, an adjustment box 5 is installed in the middle of one side of the energy storage box 1, a cold water tank 14 is installed in the middle of one side of the adjustment box 5, a heating box 19 is installed on one side of the adjustment box 5, and a A controller 16 is provided, wherein the cold water tank 14 is internally connected with an inlet pipe 4, and the outer surface of the inlet pipe 4 is connected to the inside of a heat exchange chamber 28 through an inlet branch pipe 21, and a micro pump 12 is installed in the middle of the inlet pipe 4. A chiller 6 is installed on one side of the regulating box 5, and a cold water pipe 13 is provided on one side of the chiller 6 located inside the cold water tank 14. A heat exchange plate 27 is installed at the bottom of the heat exchange seat 7, and the heat exchange plate 27 is arranged inside the support plate 9. A partition 22 is provided inside the heat exchange chamber 28, and the partition 22 is staggered. The heat exchange seat 7 is provided with thermal grease 23 twice, and the battery 8 is heat-conducting and heat-exchanged by the provided thermal grease 23.

[0027] like Figure 4 As shown, the interior of the heating box 19 is connected with a return pipe 3, and the outer surface of the return pipe 3 is connected to the interior of the heat exchange chamber 28 through a return branch pipe 24. One side of the heating box 19 is connected to the interior of the cold water tank 14 through a transfer pipe 17 near the top. A heater 18 is installed at the bottom of the heating box 19 to heat the water inside the heating box 19. Temperature sensors A15 are installed on one side of the cold water tank 14 and the interior of the heating box 19.

[0028] The working principle of a protective device for a wind turbine energy storage device based on Example 1 is as follows: after the utility model is installed, when it is used, the electric energy is stored by the arranged battery 8, and when the temperature sensor A15 senses that the internal temperature of the energy storage box 1 is high, the chiller 6 is started, and the inside of the cold water tank 14 is cooled down through the chiller 6 and the cold water pipe 13, and at the same time, the micro pump 12 is started, and the water inside the cold water tank 14 is pumped out and transported to the inside of the heat exchange chamber 28 through the micro pump 12 and the water inlet pipe 4, and the battery 8 is heat exchanged and cooled, and then refluxed to the heating box 19 through the reflux pipe 3. , and finally refluxes through the transfer pipe 17 to the cold water tank 14. When the temperature sensor A15 senses that the internal temperature of the energy storage tank 1 is low, the heater 18 is started, and the inside of the heating box 19 is heated by the heater 18. The heated water refluxes through the transfer pipe 17 to the cold water tank 14, and then through the micro pump 12 and the water inlet pipe 4, the heated water in the cold water tank 14 is extracted and transported to the heat exchange chamber 28, and the battery 8 is heated by heat exchange, and then refluxes through the reflux pipe 3 to the heating box 19, so as to circulate and heat the battery 8. At this point, the working process of this equipment is completed.

[0029] Embodiment 2

[0030] like Figure 2 and Figure 3 As shown, the utility model proposes a protective device for a wind turbine energy storage device. Compared with the first embodiment, this embodiment also includes: a cover 2 is installed on the top of the energy storage box 1, and a sealing gasket 26 is installed on the outer surface of the cover 2 through a sealing groove 25. The inside of the energy storage box 1 is sealed by the set sealing gasket 26. A temperature sensor B20 is installed on one side of the bottom of the cover 2. Through the set temperature sensor B20, a vacuum groove A10 is provided inside the energy storage box 1 near the outer surface, and a vacuum groove B11 is provided on one side of the energy storage box 1 near the vacuum groove A10. The energy storage box 1 is insulated by the set vacuum grooves A10 and B11.

[0031] In this embodiment, when in use, the top of the energy storage box 1 is sealed by the sealing cover 2, and the internal temperature of the energy storage box 1 is monitored by the temperature sensor B20, and the interior of the energy storage box 1 is insulated by the provided vacuum grooves A10 and B11.

[0032] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. A protective device for a wind turbine energy storage device, comprising an energy storage box (1), a regulating box (5) and a heat exchange seat (7), characterized in that: A support plate (9) is installed at the bottom of the energy storage box (1); a battery (8) is installed on the top of the support plate (9) inside the energy storage box (1); a heat exchange seat (7) is provided in the gap between the battery (8) inside the energy storage box (1); a heat exchange chamber (28) is provided inside the heat exchange seat (7); an adjustment box (5) is installed in the middle of one side of the energy storage box (1); a cold water tank (14) is installed in the middle of one side of the adjustment box (5); a heating box (19) is installed on one side of the adjustment box (5); and a controller (16) is installed at the bottom of the adjustment box (5).

2. A protective device for a wind turbine energy storage device according to claim 1, characterized in that: The cold water tank (14) is internally connected to a water inlet pipe (4), the outer surface of the water inlet pipe (4) is connected to the interior of the heat exchange chamber (28) via a water inlet branch pipe (21), and a micro pump (12) is installed in the middle of the water inlet pipe (4).

3. A protective device for a wind turbine energy storage device according to claim 1, characterized in that: The interior of the heating box (19) is connected to a return pipe (3), and the outer surface of the return pipe (3) is connected to the interior of the heat exchange chamber (28) via a return branch pipe (24).

4. A protective device for a wind turbine energy storage device according to claim 1, characterized in that: One side of the heating box (19) is connected to the inside of the cold water tank (14) through a transfer pipe (17) near the top, a heater (18) is installed at the bottom of the heating box (19), and a temperature sensor A (15) is installed on one side of the inside of the cold water tank (14) and the heating box (19).

5. A protective device for a wind turbine energy storage device according to claim 1, characterized in that: A water chiller (6) is installed on one side of the regulating box (5), and a cold water pipe (13) is provided on one side of the water chiller (6) inside the cold water box (14).

6. A protective device for a wind turbine energy storage device according to claim 1, characterized in that: A sealing cover (2) is installed on the top of the energy storage box (1), a sealing gasket (26) is installed on the outer surface of the sealing cover (2) through a sealing groove (25), and a temperature sensor B (20) is installed on one side of the bottom of the sealing cover (2).

7. A protective device for a wind turbine energy storage device according to claim 1, characterized in that: A heat exchange plate (27) is installed at the bottom of the heat exchange seat (7), and the heat exchange plate (27) is arranged inside the support plate (9).

8. A protective device for a wind turbine energy storage device according to claim 1, characterized in that: A partition (22) is provided inside the heat exchange chamber (28), the partition (22) is staggered, and the heat exchange seat (7) is provided with thermal conductive silicone grease (23) twice.

9. A protective device for a wind turbine energy storage device according to claim 1, characterized in that: A vacuum groove A (10) is provided inside the energy storage box (1) near the outer surface, and a vacuum groove B (11) is provided inside the energy storage box (1) on one side near the vacuum groove A (10).

Images